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along the bottom and close round the sides, and 

 the produce of the net carefully examined, 

 and the insects secured. In the absence of 

 a net the forceps may often be used, to entrap 

 a water insect j and the weeds may some- 

 times be dragged to the shore with a hook- 

 ed stick, when minute insects will be found at- 

 tached. Some rare beetles are occasionally to 

 be found adhering to the underside of stones in 

 rivulets, and sometimes both in and upon the 

 margins of brooks, ponds, &c. under the mud. 



Living animals, birds, and fish, should under- 

 go a minute search at all seasons of the year ; 

 the insects found upon them are very interest- 

 ing to the Entomologist, and distinct species 

 will be discovered on almost every species of ani, 

 mal and bird. The following method of taking 

 them from birds, was kindly communicated to 

 me by my friend Abraham Cooper, Esq. R.A. 

 '* Whenever I have killed a bird I wish to exa- 

 mine, I keep it by itself, and when it is quite 

 cold, take it in my hand j the insects being then 

 attracted by the warmth, leave the bird and crawl 



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